... security, expandable on request3. Multi-interface: RS232, RS485, USB 2.0, TTL, SPI, Clock & Data / ABA1 ... It includes API, Host Demo, user manual, USB driver and program example. It s developed by ... 4) USB communication cable (5) Wires (6) Testing cards (7) Testing tags (8) RS232-RS485 converter module ... Mini RF module with RS232, RS485, USB, TTL, SPI, C & D ...